This is the cone only
An assembled inner component of a tapered roller bearing, consisting of a cone (which provides a contact surface for the rolling elements of the bearing), a complement of tapered rollers (the rolling elements), and frequently a retainer (which spaces the rolling elements).
Classification: Other ball or roller bearings, including combined ball/roller bearings, nesoi
NSN 4140-01-343-7302
NSN 5935-01-108-9067
NSN 6110-00-763-4899
NSN 6220-00-113-8617
NSN 6320-01-232-4664
NSN 6145-00-833-7753
NSN 6645-01-541-5696
NSN 6650-01-329-8020
NSN 5915-00-401-6740
NSN 5945-00-147-7600
NSN 5910-01-310-4586
NSN 6650-00-103-0314